Inventions Who invented Gunpowder? Leo H Baekeland G. Ferdinand Von Zeppelin Sir Frank Whittle Roger Bacon Leo H Baekeland G. Ferdinand Von Zeppelin Sir Frank Whittle Roger Bacon ANSWER DOWNLOAD EXAMIANS APP
Inventions When was barb wire patented? 1895 1840 1874 1900 1895 1840 1874 1900 ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Automobiles using gasoline? Karl Benz Kirkpatrick Macmillan Leo H Baekeland Evangelista Torricelli Karl Benz Kirkpatrick Macmillan Leo H Baekeland Evangelista Torricelli ANSWER DOWNLOAD EXAMIANS APP
Inventions What device for new parents did Ann Moore invent in 1969? Bottle warmer Infant carrier Baby monitor Disposable diaper Bottle warmer Infant carrier Baby monitor Disposable diaper ANSWER DOWNLOAD EXAMIANS APP
Inventions What treat was invented by 11-year-old Frank Epperson in 1905? Cracker Jacks Cotton candy Popsicle Banana split Cracker Jacks Cotton candy Popsicle Banana split ANSWER DOWNLOAD EXAMIANS APP
Inventions Who is the English physicist responsible for the 'Big Bang Theory'? Albert Einstein Michael Skube George Gamow Roger Penrose Albert Einstein Michael Skube George Gamow Roger Penrose ANSWER DOWNLOAD EXAMIANS APP
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